added cookie.js

Author: very-twi

web/js/lib/cookie.js

@@ -0,0 +1,45 @@
+var today       = new Date();
+var expiryyear  = new Date(today.getTime() + 365 * 24 * 60 * 60 * 1000);
+var expirymonth = new Date(today.getTime() + 30 * 24 * 60 * 60 * 1000);
+var expiryday   = new Date(today.getTime() + 24 * 60 * 60 * 1000);
+
+function getCookie(name)
+{
+ var reg= new RegExp("; "+name+";|; "+name+"=([^;]*)");
+ var matches=reg.exec('; '+document.cookie+';');
+ if (matches) return ((matches[1])?unescape(matches[1]):'');
+ return null;
+}
+
+function setCookie (name,value,expires,path,domain,secure)
+{
+	document.cookie = name + "=" + escape (value) +
+	((expires) ? "; expires=" + expires.toGMTString() : "") +
+	((path) ? "; path=" + path : "") +
+	((domain) ? "; domain=" + domain : "") +
+	((secure) ? "; secure" : "");
+
+	return getCookie(name)!=null?true:false;
+}
+
+function deleteCookie (name,path,domain)
+{
+	if (getCookie(name)!=null)
+	{
+		document.cookie = name + "=" +
+		((path) ? "; path=" + path : "") +
+		((domain) ? "; domain=" + domain : "") +
+		"; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+	}
+}
+
+function cookieEnabled()
+{
+	testCookieName="_testCookie_";
+	if (setCookie(testCookieName,1))
+	{
+		deleteCookie(testCookieName);
+		return true;
+	}
+	else return false;
+}